Kanuma is dug in Japan where it is used primarily for Azaleas and other acid loving bonsai. After digging it is dried, crushed and sorted into grain sizes. Japanese bonsai growers have long used Kanuma and highly recommend it if you want to grow Azaleas and other broad leaf acid loving bonsai

If Japanese Gardening inspires, you'll be interested in our very large selection of Japanese gardening books and Japanese gardening tools, including the very best Japanese garden tools in the world (Okatsune tools!).

If you're interested in Ikebana (Japanese flower arranging) we offer a huge selection of Kenzans (flower arranging frogs or pins) and some Ikebana books and high quality Ikebana tools from Japan.